Base | Representation |
---|---|
bin | 10100110000011000… |
… | …111001111101001000 |
3 | 2010112012022020002202 |
4 | 110300120321331020 |
5 | 331120341443223 |
6 | 14123252415332 |
7 | 1416166404131 |
oct | 246030717510 |
9 | 63465266082 |
10 | 22286671688 |
11 | 94a7277336 |
12 | 439b917548 |
13 | 21423642c8 |
14 | 1115c84c88 |
15 | 8a68a8428 |
hex | 530639f48 |
22286671688 has 36 divisors (see below), whose sum is σ = 42733575315. Its totient is φ = 10896531888.
The previous prime is 22286671681. The next prime is 22286671691. The reversal of 22286671688 is 88617668222.
It is a happy number.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in only one way, i.e., 11143335844 + 11143335844 = 105562^2 + 105562^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=105562.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22286671681) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 19845095 + ... + 19846217.
Almost surely, 222286671688 is an apocalyptic number.
It is an amenable number.
22286671688 is a deficient number, since it is larger than the sum of its proper divisors (20446903627).
22286671688 is an frugal number, since it uses more digits than its factorization.
22286671688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2346 (or 1172 counting only the distinct ones).
The product of its digits is 6193152, while the sum is 56.
The spelling of 22286671688 in words is "twenty-two billion, two hundred eighty-six million, six hundred seventy-one thousand, six hundred eighty-eight".
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